Coverage for manila/image/glance.py: 96%

1# All Rights Reserved. 

2# 

3# Licensed under the Apache License, Version 2.0 (the "License"); you may 

4# not use this file except in compliance with the License. You may obtain 

5# a copy of the License at 

6# 

7# http://www.apache.org/licenses/LICENSE-2.0 

8# 

9# Unless required by applicable law or agreed to in writing, software 

10# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 

11# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 

12# License for the specific language governing permissions and limitations 

13# under the License. 

14 

15""" 

16Handles all requests to Glance. 

17""" 

18 

19from keystoneauth1 import loading as ks_loading 

20import openstack 

21from oslo_config import cfg 

22 

23from manila.common import client_auth 

24from manila.common.config import core_opts 

25from manila.db import base 

26 

27GLANCE_GROUP = 'glance' 

28 

29 

30glance_opts = [ 

31 cfg.StrOpt('api_microversion', 

32 default='2', 

33 help='Version of Glance API to be used.'), 

34 cfg.StrOpt('region_name', 

35 default='RegionOne', 

36 help='Region name for connecting to glance.'), 

37 cfg.StrOpt('endpoint_type', 

38 default='publicURL', 

39 choices=['publicURL', 'internalURL', 'adminURL', 

40 'public', 'internal', 'admin'], 

41 help='Endpoint type to be used with glance client calls.'), 

42 ] 

43 

44CONF = cfg.CONF 

45CONF.register_opts(core_opts) 

46CONF.register_opts(glance_opts, GLANCE_GROUP) 

47ks_loading.register_session_conf_options(CONF, GLANCE_GROUP) 

48ks_loading.register_auth_conf_options(CONF, GLANCE_GROUP) 

49 

50 

51def list_opts(): 

52 return client_auth.AuthClientLoader.list_opts(GLANCE_GROUP) 

53 

54 

55def openstackclient(context): 

56 auth = ks_loading.load_auth_from_conf_options(CONF, 'glance') 

57 session = ks_loading.load_session_from_conf_options( 

58 CONF, 'glance', auth=auth) 

59 return openstack.connection.Connection( 

60 session=session, 

61 context=context, 

62 image_version=CONF[GLANCE_GROUP].api_microversion, 

63 image_interface=CONF[GLANCE_GROUP].endpoint_type, 

64 region_name=CONF[GLANCE_GROUP].region_name) 

65 

66 

67class API(base.Base): 

68 

69 def image_list(self, context): 

70 client = openstackclient(context) 

71 return client.image.images()